2(x+9)-x=36

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Solution for 2(x+9)-x=36 equation:


Simplifying
2(x + 9) + -1x = 36

Reorder the terms:
2(9 + x) + -1x = 36
(9 * 2 + x * 2) + -1x = 36
(18 + 2x) + -1x = 36

Combine like terms: 2x + -1x = 1x
18 + 1x = 36

Solving
18 + 1x = 36

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-18' to each side of the equation.
18 + -18 + 1x = 36 + -18

Combine like terms: 18 + -18 = 0
0 + 1x = 36 + -18
1x = 36 + -18

Combine like terms: 36 + -18 = 18
1x = 18

Divide each side by '1'.
x = 18

Simplifying
x = 18

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